It is perfect as the first step for starting full -fledged star watching. 【set content】 A81m lens barrel Eyepiece SX2 equatorial mount (with Star Book One Controller) SXG half pillar SXG-HAL130 Trial- [Large barrel] Effective diameter 81mm/Acromart, multi -coating Focal length (caliber ratio f) 910mm (F11.2) Resolution/Extreme grade 1.43 seconds, 11.3 stars light -collecting power 134 times the naked eye Size/Weight Length 890mm outer diameter 90mm 3.5kg (body 2.5kg) Finder XY spotfinder (equivalent) [eyepiece] parts mounting size (including screw) 60mm/42mmT ring screw, (insertion) 50.8mm (50.8mm eyepiece lens is used separately optional parts) ・ 31.7mm (with flip mirror) Eye lens (magnification conversion is possible with separate eyepiece lenses) (31.7mm diameter) NPL20mm (46 times, real view 65 minutes), NPL6mm (152 times, real view of 20 minutes) [Trials] Material/format 6 -type hexagonal aluminum 2 -step extension (one touch type) Size/Weight Length 807⇔1,299mm, height (ground height) 730⇔156mm, installation radius 460⇔ 706mm 5.5kg [Other] Photography Enlargement, impatient, compact digital camera (cramate) can be taken * Separate camera adapter is required Observation of the sun Solar proceeding board B set (sold separately) is possible Total weight 18.0kg (optional eyepiece lens) Power Sold separately Warranty period 5 years warranty from the date of purchase ( * Electronic parts are warranty for 1 year) Accessories Starry Sky Guidebook, Parts Case, Weight 1kg x 1